1123031534415 has 64 divisors (see below), whose sum is σ = 2174567316480. Its totient is φ = 483136174080.

The previous prime is 1123031534413. The next prime is 1123031534461. The reversal of 1123031534415 is 5144351303211.

It is not a de Polignac number, because 1123031534415 - 2¹ = 1123031534413 is a prime.

It is a super-2 number, since 2×1123031534415² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123031534411) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20716416 + ... + 20770554.

It is an arithmetic number, because the mean of its divisors is an integer number (33977614320).

Almost surely, 2^{1123031534415} is an apocalyptic number.

1123031534415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1123031534415 is a deficient number, since it is larger than the sum of its proper divisors (1051535782065).

1123031534415 is a wasteful number, since it uses less digits than its factorization.

1123031534415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65792.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 1123031534415 its reverse (5144351303211), we get a palindrome (6267382837626).

The spelling of 1123031534415 in words is "one trillion, one hundred twenty-three billion, thirty-one million, five hundred thirty-four thousand, four hundred fifteen".